Requires

Ioreth of the Healing House must be on the battlefield. Arixmethes, Slumbering Isle must be on the battlefield. Minamo, School at Water's Edge must be on the battlefield. Roaring Earth must be in hand. Ioreth of the Healing House does not have summoning sickness. Arixmethes is a creature and does not have summoning sickness. Mana needed:

Steps

1. Activate Roaring Earth by paying and discarding it, causing Minamo to become a 0/0 Spirit creature with haste that's still a land, and putting a +1/+1 counter on it.
2. Activate Arixmethes by tapping it, adding .
3. Activate Minamo's second ability by paying and tapping it, untapping Ioreth of the Healing House.
4. Activate Ioreth of the Healing House's second ability by tapping it, untapping Minamo and Arixmethes.
5. Repeat from step 2.

Results