If your opponent is comboing with creatures, say Splinter Twin + Pestermite, youll gladly pay 3 mana the next turn if youre still in the game
Of these cards, there are a few that have had extraordinary impact on the game
For every 10 points of damage, place one damage marker on the opponent's Pokmon as a reminder
The new stuff is on the left and the old cards are on the right
Certainly a 5/5 is dangerous but it doesn't have the same ceiling of danger as two mana over what you should have on curve
Avenger of Zendikar is far weaker in this role as you have few lands early when it is best to cheat big things in, the plants don't fly nor can you pump them up to being relevant without the Avenger itself in play.Basically, if you want lots of things, if you don't want to die to attacks, play this