Cast Haze of Rage with buyback by paying {2}, tapping Stormsplitter, and tapping Caetus.
Haze of Rage's Storm ability and each Stormsplitter triggers.
Resolve Haze of Rage's Storm ability, creating a copy of it for each spell cast before it this turn and resolving all those copies.
Resolve each Stormsplitter's trigger, creating a token copy of each one.
Haze of Rage resolves, giving creatures you control +1/+0 until end of turn and returning itself to your hand.
Cast Haze of Rage with buyback by paying {3} and tapping one token copy of Stormsplitter.
Repeat steps 2 through 5.
Cast Haze of Rage with buyback by paying {2} and tapping two token copies of Stormsplitter.
Repeat steps 2 through 5.
Cast Haze of Rage with buyback by tapping four token copies of Stormsplitter.
Repeat steps 2 through 5.
Repeat from step 10.

Infinite creature LTB

Infinite creature ETB

Infinite storm count

Infinite creature tokens with haste

Infinite magecraft triggers

Infinitely powerful creatures you control until end of turn

Stormsplitter

Invasion of Segovia // Caetus, Sea Tyrant of Segovia

Haze of Rage

Cast any instant or sorcery by paying its mana cost.
Stormsplitter triggers, creating a token copy of Stormsplitter.
Cast Reiterate with buyback by paying {3}, tapping two copies of Stormsplitter, and tapping Caetus.
Both Stormsplitters triggers, creating two token copies of themselves.
Reiterate resolves, copying the spell from step 1 and returning itself to your hand.
Cast Reiterate with buyback by paying {4} and tapping two token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating four token copies of Stormsplitter.
Reiterate resolves, copying the spell from step 1 and returning itself to your hand.
Cast Reiterate with buyback by paying {2} and tapping four token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating that many token copies of Stormsplitter.
Reiterate resolves, copying the spell from step 1 and returning itself to your hand.
Cast Reiterate with buyback by tapping six token copies of Stormsplitter.
Repeat from step 10.

Infinite copies of instant and sorcery spells on the stack

Reiterate

Cast Searing Touch with buyback by paying {3}, tapping Stormsplitter, and tapping Caetus.
Stormsplitter triggers, creating a token copy of itself.
Searing Touch resolves, dealing 1 damage to any target and returning itself to your hand.
Cast Searing Touch with buyback by paying {4} and tapping the token copy of Stormsplitter.
Both Stormsplitters trigger, creating two token copies of Stormsplitter.
Searing Touch resolves, dealing 1 damage to any target and returning itself to your hand.
Cast Searing Touch with buyback by paying {3} and tapping two token copies of Stormsplitter.
All four copies of Stormsplitter trigger, creating four token copies of Stormsplitter.
Searing Touch resolves, dealing 1 damage to any target and returning itself to your hand.
Cast Searing Touch with buyback by paying {1} and tapping four token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating that many token copies of Stormsplitter.
Searing Touch resolves, dealing 1 damage to any target and returning itself to your hand.
Cast Searing Touch with buyback by tapping five token copies of Stormsplitter.
Repeat from step 11.

Infinite damage

Searing Touch

Cast Fanning the Flames for X=0 with buyback by paying {3}, tapping Stormsplitter, and tapping Caetus.
Stormsplitter triggers, creating a token copy of itself.
Fanning the Flames resolves, returning itself to your hand.
Cast Fanning the Flames for X=0 with buyback by paying {4} and tapping the token copy of Stormsplitter.
Both Stormsplitters trigger, creating two token copies of Stormsplitter.
Fanning the Flames resolves, returning itself to your hand.
Cast Fanning the Flames for X=0 with buyback by paying {3} and tapping two token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating four token copies of Stormsplitter.
Fanning the Flames resolves, returning itself to your hand.
Cast Fanning the Flames for X=0 with buyback by paying {1} and tapping four token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating that many token copies of Stormsplitter.
Fanning the Flames resolves, returning itself to your hand.
Cast Fanning the Flames with buyback by tapping five token copies of Stormsplitter, tapping additional copies if desired to pay for an increased value for X.
Repeat from step 11.

Fanning the Flames

Cast Seething Anger with buyback by paying {2}, tapping Stormsplitter, and tapping Caetus.
Stormsplitter triggers, creating a token copy of itself.
Seething Anger resolves, giving target creature +3/+0 until end of turn and returning itself to your hand.
Cast Seething Anger with buyback by paying {3} and tapping the token copy of Stormsplitter.
Both Stormsplitters trigger, creating two token copies of Stormsplitter.
Seething Anger resolves, giving target creature +3/+0 until end of turn and returning itself to your hand.
Cast Seething Anger with buyback by paying {2} and tapping two token copies of Stormsplitter.
Each Stormsplitter you control triggers, creating that many token copies of Stormsplitter.
Seething Anger resolves, giving target creature +3/+0 until end of turn and returning itself to your hand.
Cast Seething Anger with buyback by tapping four token copies of Stormsplitter.
Repeat from step 8.

Search Results