Get to that 10 mana and let's assume you got the ETB for at least four, if you're able to land two hits, the commander damage alone finishes an opponent even if they had enough permanents to sacrifice
If youre running a green toxic/poison themed deck, include Contaminant Grafter for card draw and to place a land onto the battlefield on your every end step as long as your opponent has 3 or more poison counters
However, remember that running out of cards in your deck will cause you to lose, so you should keep an eye on the number of cards in your deck
One of those improvements will be managing our feedback site better to ensure that player feedback isn't slipping through the cracks
The following game is available for sale: Game Name: YU-GI-OH
This means that each land in play may be tapped to produce one green mana, Yavimaya included