Yedora, Grave Gardener + Tribal Forcemage + Ashnod's Altar

Prerequisites

—

Steps

1. 1Activate Ashnod's Altar by sacrificing Tribal Forcemage, adding .
2. 2Tribal Forcemage dies, triggering Yedora, returning Tribal Forcemage to the battlefield face down as a Forest land with no other types or abilities.
3. 3Activate Tribal Forcemage by tapping it, adding .
4. 4Activate Tribal Forcemage's megamorph ability by paying , turning it face up with a +1/+1 counter on it.
5. 5Tribal Forcemage triggers, giving all creatures you control of a chosen creature type +2/+2 and trample until end of turn.
6. 6Repeat.

Effects

• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite sacrifice triggers
• Infinitely large creatures you control until end of turn