If a creature has 2 or more abilities, the one that came last overrides the first one. You need to buff the Deathstalker's attack.
Pages in category "I'm confused about abilities. Sometimes my creatures have multiple abilities possible to use, but the game only lets me use one of them. Also, I don't really know how to use some abilities like Deathstalker's deadly venom. How do I do these?"
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