{4}{U}: Draw a card. Exhaust — {U}: Conjure a card named Training Grounds onto the battlefield.

Landfall — Whenever a land you control enters, put a +1/+1 counter on target creature. {3}{G}{G}: Double the number of +1/+1 counters on each creature you control.

At the beginning of your first main phase, a random creature card with the greatest mana value among creature cards in your hand perpetually gains "This spell costs {1} less to cast." {T}: Add one mana of any color.

Flying, deathtouch Exhaust — {4}: Reveal cards from the top of your library until you reveal two land cards. Put those land cards onto the battlefield tapped and the rest on the bottom of your library in a random order. Put a +1/+1 counter on this creature. (Activate each exhaust ability only once.)

Reach As long as you control ten or more lands, creatures you control get +2/+2. Whenever this creature or another creature you control with toughness greater than its power enters, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. Otherwise, put it into your hand.

Impending 4—{1}{G}{G} (If you cast this spell for its impending cost, it enters with four time counters and isn't a creature until the last is removed. At the beginning of your end step, remove a time counter from it.) Whenever this permanent enters or attacks, create a tapped colorless land token named Everywhere that is every basic land type.

Double strike, vigilance, haste Exhaust — {G}, {T}: Add three mana of any one color. (Activate each exhaust ability only once.) Exhaust — {U}, {T}: Draw three cards. Exhaust — {R}, {T}: Loot deals 3 damage to any target.

You may spend mana as though it were mana of any color to activate abilities of creatures you control. Creatures you control with +1/+1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron. {T}: Exile target card from a graveyard. When a creature card is exiled this way, put a +1/+1 counter on target creature you control.

For each of X target permanents, create X tokens that are copies of that permanent.

For each number between 1 and X, conjure a duplicate of a random creature card with that mana value onto the battlefield. X can't be 0.

({T}: Add {U}.)

({T}: Add {G}.)

This land enters tapped unless you control two or fewer other lands. {T}: Add {G} or {U}.

({T}: Add {G} or {U}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{T}: Add {U}. {T}: Add {G}. Activate only if you control a Forest or an Island.

During your first three turns of the game, Captivating Crossroads enters tapped if you were the starting player. As Captivating Crossroads enters, choose a color. {T}: Add one mana of the chosen color.