Razor Gale (Ex) At 20th level, every 1d4+1 rounds as a full-round action, Odin whirlwinds all nearby foes doing 15d8 points of non-elemental damage in 50-ft.-radius around himself
Lots of Wizards have this ability of dealing 1 damage on noncreature spells
Court of Ardenvale - is another source of repeatable reanimation, and if you can manage to stick or take the monarch role, your stuff comes back to the battlefield instead
Sarah Jane Smith Sarah Jane Smith is a lot like Dan Lewis in that both cards are asking something of the environment, but doing so from the starting point of being relatively cheap to cast and having relevant types
Its limited in its application as a weaker Dispel, but you can sacrifice Diversion Unit to protect your team from a wrath, or to protect a better card from removal
Thanks to this, Ghalta is undoubtedly destined to see a great amount of play, and be rather expensive as a result