Altar of Dementia + Jumbo Cactuar

G identity

Commander legal

The 2 combo pieces

• Altar of Dementia
• Jumbo Cactuar

How to execute it

1. Declare Jumbo Cactuar as an attacker, triggering its ability, giving it +9999/+0 until end of turn.
2. Activate Altar of Dementia by sacrificing Jumbo Cactuar, causing a player to mill their library.

What the combo produces

• Infinite mill for target opponent
• Infinite self-mill