Eye of the Storm + Runic Repetition + Seething Song Combo

Eye of the Storm on the battlefield.

Runic Repetition and Seething Song in exile (Runic Repetition and Seething Song exiled by Eye of the Storm in exile).

An additional instant or sorcery with flashback and with mana cost or less in hand or graveyard. Enough mana available to cast the additional spell.

Cast any instant or sorcery spell with flashback by paying its cost.

Eye of the Storm triggers, exiling that card, then allowing you to cast copies of all spells exiled with Eye of the Storm.

Resolve the Seething Song copy, adding .

Resolve the Runic Repetition copy, returning the card you cast in step 1 from exile to your hand.

Resolve all other spell copies.

Repeat.

Infinite copies of spells exiled by Eye of the Storm

Infinite magecraft triggers

Infinite red mana

Infinite storm count