Wyvern Bond

Enchant nondrake creature
When Wyvern Bond enters the battlefield, create
a red 3/3 Drake creature token with flying.
Whenever enchanted creature attacks, if a drake
you control also attacks, enchanted creature gets
+2/+2 and flying until end of turn.
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The bond between wyverns of Kresnik and their riders begins at birth and flourishes at adulthood.