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For five mana, this five-loyalty Ajani's +2 may gain life, an effect known for not being particularly powerful, but it gains you one life for each creature you control, meaning this effect can potentially bolster your life total significantly, especially if used several times

Glanville, Doug (2007-03-15)

Machina Ruinforce can also negate any effects during the Battle Phase, bringing both your and your opponent's Life Points down by half

and Treasure Tracker, which allows you to search your deck for up to 5 Pokmon Tool cards

Then each player that sent a monster to the GY for this effect draws cards equal to the number of different card types (Ritual, Fusion, Synchro, Xyz or Link) they control