Sarinth Steelseeker, Unshakable Tail, Moss-Pit Skeleton, and Wildwood Mentor

Prerequisites

• Sarinth Steelseeker on the battlefield
• Unshakable Tail on the battlefield
• Moss-Pit Skeleton in the graveyard
• Wildwood Mentor on the battlefield

Steps

1. Create an artifact token
2. When the artifact token enters the battlefield, Wildwood Mentor and Sarinth Steelseeker trigger
3. Resolve the Wildwood Mentor trigger, putting a +1/+1 counter on it
4. Moss-Pit Skeleton triggers, putting it from your graveyard onto the top of your library
5. Resolve the Sarinth Steelseeker trigger, revealing Moss-Pit Skeleton from the top of your library and putting it into your graveyard
6. Unshakable Tail triggers, creating a Clue token
7. Repeat from step 2

Results

• Infinite Clue tokens
• Infinite +1/+1 counters on a creature