Ertha Jo, Frontier Mentor + Clock of Omens + Oreskos Sun Guide + Encroaching Mycosynth

Ertha Jo, Frontier Mentor

Clock of Omens

Oreskos Sun Guide

Encroaching Mycosynth

How it works

1. Activate Clock of Omens by tapping it and Oreskos Sun Guide, targeting Oreskos Sun Guide.
2. Ertha Jo triggers, copying Clock of Omens' ability, targeting Clock of Omens.
3. Resolve both Clock of Omens abilities, untapping it and Oreskos Sun Guide.
4. Oreskos Sun Guide triggers, causing you to gain 2 life
5. Repeat.