summoning sickness

noun

summoning sickness

noun

1

The inability of a creature to attack or use certain abilities during the turn when it comes into play.

Collectible card games

Many times creatures with summoning sickness will not get an opportunity to be used before they are destroyed.1995, Charles Wolfe, Deep Magic: Advanced Strategies for Experienced Players of Magic: The Gathering, page 44:
The Factory may not be tapped to increase its own toughness if it suffers from summoning sickness.1997, George H. Baxter, Baxter on Magic: A Guide to Proper Playing Techniques for Magic: The Gathering, page 22:

1 more example

Perhaps the niftiest card in Duel Masters: Sempai Legends, Diamond Cutter enables all blockers to attack and cancels the effects of summoning sickness2004, Mike Searle, Duel Masters: Sempai Legends: Prima Official Game Guide:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.