Initial Card State
- All permanents on the battlefield.
Steps
- At the beginning of your end step, Soulherder's second ability triggers, blinking Myr Battlesphere.
- Myr Battlesphere's first ability and Soulherder's first ability trigger twice.
- Resolve both Soulherder triggers, putting two +1/+1 counters on it.
- Resolve both Myr Battlesphere triggers, creating eight 1/1 Myr artifact creature tokens.
- Activate Time Sieve by tapping it and sacrificing five Myrs, causing you to take an extra turn after this one.
- Repeat each turn.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).