Agatha of the Vile Cauldron + Silvanus's Invoker + Wild Growth

Prerequisites

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Steps

1. 1Activate the land with Wild Growth attached by tapping it, adding .
2. 2Wild Growth triggers, adding .
3. 3Activate Silvanus's Invoker by paying , untapping Gruul Turf and causing it to become an 8/8 Elemental with trample and haste in addition to its other types until end of turn.
4. 4Repeat.

Effects

• Infinite mana lands you control can produce
• Infinite power and toughness for most creatures you control until end of turn
• Infinite untap of lands you control