Morselhoarder + Sinking Feeling + Multani's Harmony

Prerequisites

• Sinking Feeling and Multani's Harmony attached to Morselhoarder.
• Morselhoarder does not have summoning sickness.

Steps

1. 1Activate Morselhoarder by tapping it to add a mana of any color.
2. 2Activate Sinking Feeling, by paying and putting a -1/-1 counter on Morselhoarder to untap it.
3. 3Activate Morselhoarder by removing a -1/-1 counter from it to add a mana of any color.
4. 4Repeat.

Effects

• Infinite colored mana
• Infinite creature ETB