Royal Assassin
Frozen Aether
Thornbite Staff

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
Royal Assassin does not have summoning sickness. Thornbite Staff attached to Royal Assassin.

   Steps

How does this combo work?
1
Whenever a creature enters the battlefield under an opponent's control, it enters tapped due to Frozen Aether.
2
Holding priority, activate Royal Assassin by tapping it, destroying the creature.
3
The creature dies, triggering Royal Assassin, untapping Royal Assassin.
4
Repeat.

   Results

What do I get from this combo?
Destroy all creatures that enter the battlefield under an opponent's control
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