mtg commander deck set Magic The Gathering star%20roster%20of%20heavy%20hitters%20jumps%20from%20the%20comics%20to%20the%20battlefield%2C%20and%20the%20fate%20of%20the%20world%20hangs%20in%20the%20balance Magic: The Gathering - Tarkir:

You can also use that mana for something like Blue Sun's Zenith or Pull from Tomorrow to draw your entire deck and find the burn spell

Removal ETBs are a good consideration, as are backup abilities like Conclave Sledge-Captain

Any power- or toughness-setting effects that start to apply to a creature you control after Porcelain Gallery is unlocked will overwrite this effect on that creature

It has great individual cards and working combos, and can be nicely upgraded with cards from Archazias Island or further back

It also has access to great life gain, mana ramp, and removal

Gaeas Cradle commands a super expensive price tag not just because of its power, but its real-life rarity its on the Reserved List, meaning it will never ever be reprinted