Time Spiral (tsp)
#77 • common • English • Foil
#77 • common • English • Foil
Slipstream Serpent 
7
Creature — Serpent
This creature can't attack unless defending player controls an Island.
When you control no Islands, sacrifice this creature.
Morph
(You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
When you control no Islands, sacrifice this creature.
Morph
5
3
Illustrated by Darrell Riche
Links
Legalities
Not Legal
Not Legal
Not Legal
Legal
ModernLegal
LegacyLegal
pauperLegal
vintageLegal
CommanderNot Legal
Not Legal
Rulings
Slipstream Serpent's first ability applies only while you're declaring attackers. If it attacks while face down and then is turned face up, it's still attacking even if the defending player controls no Islands.
2021-03-19 • wotc
If a creature attacks a planeswalker, that planeswalker's controller is the defending player.
2021-03-19 • wotc