Blistercoil Weird, Mystic Speculation, Memory Crystal, and Cryptolith Rite

Prerequisites

• Blistercoil Weird on the battlefield
• Mystic Speculation in hand
• Memory Crystal on the battlefield
• Cryptolith Rite on the battlefield
• Blistercoil Weird does not have summoning sickness

Steps

1. Activate Blistercoil Weird by tapping it, adding
2. Cast Mystic Speculaiton with buyback by paying
3. Blistercoil Weird triggers, giving itself +1/+1 until end of turn and untapping it
4. Resolve Mystic Speculation, causing you to scry 3 and return Mystic Speculation to your hand
5. Repeat

Results

• Infinitely large Blistercoil Weird until end of turn
• Infinite magecraft triggers
• Infinite scry 3
• Infinite storm count