Deeproot Pilgrimage + Kiora's Follower + Forensic Researcher

Prerequisites

• Neither creature has summoning sickness.

Steps

1. 1Activate either of the creatures by tapping it, targeting the other creature.
2. 2If the tapped creature was a Merfolk, Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
3. 3Resolve the ability from step 1, untapping the targeted creature.
4. 4Repeat.

Effects

• Infinite creature tokens
• Infinite ETB