If you give double strike to a creature with first strike after first-strike combat damage has been dealt, that creature will also deal damage during the normal combat damage step.
2005-10-01
If you give double strike to a creature after either first-strike or normal combat damage has been dealt, it won't help that creature deal any additional combat damage.
Lovlighet:
Standard: Ikke lovlig
Pioneer: Ikke lovlig
Modern: Lovlig
Legacy: Lovlig
Vintage: Lovlig
EDH / Commander: Lovlig
Pauper: Ikke lovlig
Explorer: Ikke lovlig
Historic: Ikke lovlig
Brawl: Ikke lovlig
Premodern: Ikke lovlig
93/94: Ikke lovlig
Sunhome, Fortress of the Legion er Lovlig i disse blockene: Ravnica