Activate a basic Forest you control by tapping it, adding {G}.
Cast Rhys by paying {G}.
Rhys enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Holding priority, activate Earthcraft by tapping Rhys, untapping a basic Forest.
Activate a basic Forest you control by tapping it, adding {G}.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio, returning Rhys from the battlefield to your hand.
Activate Earthcraft by tapping the Cat Warrior token, untapping a basic Forest.
Repeat.

Infinite creature ETB

Infinite creature LTB

Infinite storm count

Infinite tapped creature tokens

Jedit Ojanen, Mercenary

Cloudstone Curio

Earthcraft

Rhys the Redeemed

Cause a creature to enter the battlefield under your control, which will be legendary due to Leyline of Singularity.
Jedit triggers, holding priority, activate a basic Forest by tapping it, adding {G}.
Activate Earthcraft by tapping the creature that entered the battlefield, untapping a basic Forest.
Resolve the Jedit trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token that is legendary due to Leyline of Singularity.
If you control two or more Cat Warrior tokens, put all but the most recent token into your graveyard due to the legend rule.
Repeat from step 2.

Infinite death triggers

Leyline of Singularity

Cause a creature to enter the battlefield under your control, which will be legendary due to Leyline of Singularity.
Jedit triggers, causing you to pay {G} to create a 2/2 Cat Warrior creature token that is legendary due to Leyline of Singularity.
The Cat Warrior enters the battlefield, triggering Jedit.
Holding priority, activate Phyrexian Altar by sacrificing the Cat Warrior, adding {G}.
Resolve the Jedit trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token that is legendary due to Leyline of Singularity.
Repeat from step 3.

Infinite creature sacrifice triggers

Phyrexian Altar

Activate a basic Plains and a basic Forest you control by tapping them, adding {G}{W}.
Cast Yoshimaru by paying {W}.
Yoshimaru enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio.
Holding priority, activate Earthcraft twice by tapping the Cat Warrior token and Yoshimaru, untapping a basic Forest and a basic Plains.
Resolve the Cloudstone Curio trigger, returning Yoshimaru from the battlefield to your hand.
Repeat.

Yoshimaru, Ever Faithful

Activate a basic Forest you control by tapping it, adding {G}.
Cast Oviya Pashiri by paying {G}.
Oviya Pashiri enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Holding priority, activate Earthcraft by tapping Oviya Pashiri, untapping a basic Forest.
Activate a basic Forest you control by tapping it, adding {G}.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio, returning Oviya Pashiri from the battlefield to your hand.
Activate Earthcraft by tapping the Cat Warrior token, untapping a basic Forest.
Repeat.

Oviya Pashiri, Sage Lifecrafter

Activate a basic Plains and a basic Forest you control by tapping them, adding {G}{W}.
Cast Kytheon by paying {W}.
Kytheon enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio.
Holding priority, activate Earthcraft twice by tapping the Cat Warrior token and Kytheon, untapping a basic Forest and a basic Plains.
Resolve the Cloudstone Curio trigger, returning Kytheon from the battlefield to your hand.
Repeat.

Kytheon, Hero of Akros // Gideon, Battle-Forged

Activate a basic Island and a basic Forest you control by tapping them, adding {G}{U}.
Cast Errant by paying {U}.
Errant enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio.
Holding priority, activate Earthcraft twice by tapping the Cat Warrior token and Errant, untapping a basic Forest and a basic Island.
Resolve the Cloudstone Curio trigger, returning Errant from the battlefield to your hand.
Repeat.

Errant, Street Artist

Activate a basic Plains and a basic Forest you control by tapping them, adding {G}{W}.
Cast Isamaru by paying {W}.
Isamaru enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio.
Holding priority, activate Earthcraft twice by tapping the Cat Warrior token and Isamaru, untapping a basic Forest and a basic Plains.
Resolve the Cloudstone Curio trigger, returning Isamaru from the battlefield to your hand.
Repeat.

Isamaru, Hound of Konda

Activate a basic Forest you control by tapping it, adding {G}.
Cast Rograkh by paying {0}.
Rograkh enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Holding priority, activate Earthcraft by tapping Rograkh, untapping a basic Forest.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio, returning Rograkh from the battlefield to your hand.
Repeat.

Infinite creature tokens

Infinite mana basic lands you control can produce

Infinite untap of basic lands you control

Rograkh, Son of Rohgahh

Cast Rograkh by paying {0}.
Rograkh enters the battlefield, triggering Jedit Ojanen and Cloudstone Curio.
Resolve the Cloudstone Curio trigger, choosing not to return anything from the battlefield to your hand.
Resolve the Jedit Ojanen trigger, causing you to pay {G} to create a 2/2 Cat Warrior creature token.
The Cat Warrior enters the battlefield, triggering Cloudstone Curio, returning Rograkh from the battlefield to your hand.
Activate Phyrexian Altar by sacrificing the Cat Warrior, adding {G}.
Repeat.

Combos with "Jedit Ojanen, Mercenary"