Sword of Hearth and Home + Combat Celebrant + Mass Hysteria

Prerequisites

• Sword of Hearth and Home attached to any creature you control except Combat Celebrant.
• An opponent is unable to block Combat Celebrant or the creature with Sword of Hearth and Home attached.
• You have not exerted Combat Celebrant this turn.

Steps

1. 1Declare the creature with Sword of Hearth and Home and Combat Celebrant as attackers, choosing to exert Combat Celebrant as it attacks.
2. 2Combat Celebrant triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one.
3. 3Deal combat damage to an opponent using the creature that has Sword of Hearth and Home attached.
4. 4Sword of Hearth and Home triggers, exiling Combat Celebrant, then causing you to search your library for a basic land card, then put the land and Combat Celebrant onto the battlefield.
5. 5Repeat each combat phase.

Effects

• Infinite combat damage
• Infinite combat phases
• Infinite creature ETB
• Infinite creature LTB
• Near-infinite landfall triggers
• Put all basic lands from your library onto the battlefield