Koma, Cosmos Serpent 
Legendary Creature — Serpent
$4.08 #1467 1.49 5.7 years
This spell can't be countered.
At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil.
Sacrifice another Serpent: Choose one —
• Tap target permanent. Its activated abilities can't be activated this turn.
• Koma gains indestructible until end of turn.
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Cards similar to Koma, Cosmos Serpent expected a card that isn't here?
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"
, 
: Tap target permanent."
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"During your turn, this card has indestructible."
+1 more matching line
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": This creature gains indestructible until end of turn."
: This creature gains indestructible until end of turn."+1 more matching line
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"At the beginning of each upkeep, create a 1/1 green Saproling creature token."
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"• Tap target permanent an opponent controls."