Blistercoil Weird + Memory Crystal + Mystic Speculation + Sorcerer Class

UR identity

Commander legal

The 4 combo pieces

• Blistercoil Weird
• Memory Crystal
• Mystic Speculation
• Sorcerer Class

What must be in place

Blistercoil Weird does not have summoning sickness.
Sorcerer Class is at least level two.

How to execute it

1. Activate Blistercoil Weird by tapping it, adding {U} that can only be spent to cast an instant or sorcery spell, or to gain a Class level.
2. Cast Mystic Speculaiton with buyback by paying {U}.
3. Blistercoil Weird triggers, and Sorcerer Class's third ability triggers if it it level three.
4. Resolve the Blistercoil Weird trigger, giving itself +1/+1 until end of turn and untapping it.
5. Resolve the Sorcerer Class trigger, if applicable, dealing damage to each opponent equal to the number of instants and sorceries you've cast this turn.
6. Resolve Mystic Speculation, causing you to scry 3 and return Mystic Speculation to your hand.
7. Repeat.

What the combo produces

• Infinite damage
• Infinite magecraft triggers
• Infinite scry
• Infinite storm count
• Infinitely large creature until end of turn