CardName: Time Raider
Cost: 1U
Type: Creature - Human Rogue
Pow/Tgh: 2/1
Rules Text: Whenever Time Raider and at least two other creatures deal
combat damage to an opponent, you may exile Time Raider. If
you do, take an extra turn after this one.
Flavour Text:
Set/Rarity: Multiverse Design Challenge None
Time Raider
Creature – Human Rogue
Whenever Time Raider and at least two other creatures deal combat damage to an opponent, you may exile Time Raider. If you do, take an extra turn after this one.
See Challenge # 150.
It also feels like there should be more interactive extra-turn cards.