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1.
strong tiredness felt after being alseep way too long.

Orginating from the magic the gathering card game were a creature cant do anything because it has only recently been brought into play.
After sleeping for 16 hours i felt extremely tired. Wow the summoning sickness really hit me bad.
by sadistphil June 12, 2006

Words related to summoning sickness

magic ccg magic the gathering mtg sleepy