That is, it may be only dealing 10 to the defender and then switching it for one from the bench that has another amount on it already (in this case, having 20 more damage than where the defender was pre-attack) -- making it appear to do 20 damage instead of 10
10 | Vishgraz, the Doomhive Despite being not quite as strong as the competition, Vishgraz, the Doomhive would make a compelling Commander choice
However, what if I told you there was another way - and that way is, in fact, one of the most entertaining formats in MTG
With that background, Ill present different points of view depending on what game mode(s) a Magic player may prefer, which I believe is one of the key reasons why the Too Many Cards question lacks a universal answer
Whenever this creature enters or attacks, exile a card from a graveyard
Electric Generator The pulsing engine of Lightning decks