Words of Wilding + Dire Undercurrents + Painter's Servant + Ashnod's Altar

Prerequisites

• "Blue" chosen with Painter's Servant.
• You have a way to draw a card.

Steps

1. 1Activate Words of Wilding by paying , replacing your next card draw with creating a 2/2 Bear creature token.
2. 2Draw a card, creating a 2/2 Bear creature token instead.
3. 3The Bear token enters the battlefield, triggering Dire Undercurrents' first ability.
4. 4Holding priority, activate Ashnod's Altar by sacrificing the Bear token, adding .
5. 5Activate Words of Wilding by paying , replacing your next card draw with creating a 2/2 Bear creature token.
6. 6Resolve the Dire Undercurrents trigger from step 3, creating a 2/2 Bear creature token.
7. 7Repeat from step 3.

Effects

• Infinite colorless mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers