Lands you control and land cards in your library are basic.
"Holiness is not found in a druid's words, or even the rituals of Titania's court. It is found here, in the mud, where Gaea bares her soul, unshackled by ceremony."
{U}: This creature gains flying until end of turn. Whenever this creature deals combat damage to a player, you may pay {2}. If you do, search that player's library for a card and exile it, then the player shuffles.
When this creature enters, each opponent may search their library for up to three basic land cards. They each put one of those cards onto the battlefield tapped under your control and the rest onto the battlefield tapped under their control. Then each player who searched their library this way shuffles.
Prototype {1}{G} — 2/3 {3}{G}{G}, Sacrifice this creature: Create an X/X colorless Golem artifact creature token, where X is three times this creature's power. It gains haste until end of turn. Activate only as a sorcery.
Haste Survival — At the beginning of your second main phase, if this creature is tapped, put three +1/+1 counters on up to one target land you control. That land becomes a 0/0 Elemental creature in addition to its other types. It gains haste until your next turn.
In the smoldering ashes of Shiv, a few dragons strive to rebuild their native land. The rest seek any opportunity to restore the broken pride of their race.
Partner with Amy Pond First strike, lifelink The Last Centurion — When you cast this spell from anywhere other than exile, exile it with three time counters on it. It gains suspend. Then investigate.
Alliance — Whenever another creature you control enters, create a Treasure token if this is the first or second time this ability has resolved this turn. Otherwise, you may pay {X}. When you do, this creature deals X damage to any target.