Activate Eldrazi Displacer by paying {2}{C}, blinking Beza.
When Beza enters the battlefield, it triggers, causing you to create two 1/1 Fish creature tokens, and a Treasure token if an opponent controls more lands than you.
Activate Ashnod's Altar twice by sacrificing the Fish, adding {C}{C}{C}{C}.
Repeat.

Infinite LTB

Infinite ETB

Infinite colored mana

Infinite sacrifice triggers

Infinite death triggers

Infinite colorless mana

Infinite Treasure tokens

Infinite blinking of most creatures

Infinite blinking

Beza, the Bounding Spring

Eldrazi Displacer

Ashnod's Altar

Cast a copy of All Aboard by paying {U}, targeting Beza.
Displacer Kitten triggers, blinking Skycoach Conductor, causing it to enter prepared.
Resolve All Aboard, blinking Beza.
When Beza enters, it triggers, creating a Treasure token, two 1/1 Fish creature tokens if an opponent controls more creatures than you, causing you to gain 4 life if an opponent has more life than you, and causing you to draw a card if an opponent has more cards in hand than you.
Activate a Treasure by tapping and sacrificing it, adding {U}.
Repeat.

Infinite magecraft triggers

Infinite storm count

Displacer Kitten

Skycoach Conductor // All Aboard

Activate Emiel the Blessed by paying {3}, blinking Beza.
When Beza enters the battlefield, it triggers, causing you to create two 1/1 Fish creature tokens, and a Treasure token if an opponent controls more lands than you.
Activate Ashnod's Altar twice by sacrificing the Fish, adding {C}{C}{C}{C}.
Repeat.

Emiel the Blessed

Activate Beza by paying {1}{U}, blinking it.
When Beza enters the battlefield, it and Deadeye Navigator's soulbond ability trigger.
Resolve the Beza trigger, causing you to create two 1/1 Fish creature tokens, and a Treasure token if an opponent controls more lands than you.
Resolve the Deadeye Navigator trigger, repairing it and Beza.
Activate Phyrexian Altar twice by sacrificing the Fish, adding {1}{U}.
Repeat.

Deadeye Navigator

Phyrexian Altar

Combos with "Beza, the Bounding Spring"