Initial Card State
- All permanents on the battlefield.
Notable Prerequisites
- You do not have the highest life total, or are tied for the highest life total.
- Myr Battlesphere does not have summoning sickness.
- You control at least four other artifacts.
Steps
- Declare Myr Battlesphere as an attacker, attacking the opponent with the most life or tied for the most life.
- Myr Battlesphere's dethrone ability triggers, putting a +1/+1 counter on it.
- Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and four other artifacts you control.
- When Myr Battlesphere dies, Marchesa's second ability triggers, causing you to return Myr Battlesphere from your graveyard to the battlefield at the beginning of your end step.
- Resolve the Time Sieve ability, causing you to take an extra turn after this one.
- At the beginning of your end step, Marchesa triggers, causing you to return Myr Battlesphere from your graveyard to the battlefield.
- When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens.
- Repeat each turn.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).