Cards in a Commander deck can generally be sorted into the following types
Vampires Its not a Halloween ranking without at least a few bloodsuckers
Still, it's free value when it works, either copying your spells or dealing incidental damage, provided you've got the artifacts to spare
(Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player discards a card.) Swampcycling ( , Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.) Spineseeker Centipede Rarity: Common TYPE: Creature SUBTYPE: Insect CMC: 3 Mana cost: USD: $0.17 EUR: 0.03 TIX: 0.03 EDHREC RANK: 13376 (2/1) When this creature enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle
Unlike Krosan Tusker this puts the card onto the battlefield and is proper ramp