Mutate {5}{G} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, exile cards from the top of your library until you exile X permanent cards, where X is the number of times this creature has mutated. Put those permanent cards onto the battlefield.

As long as you had another creature enter the battlefield under your control this turn, Bellowing Elk has trample and indestructible.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

When Dawnglade Regent enters the battlefield, you become the monarch.

As long as you’re the monarch, permanents you control have hexproof.

{G}, Sacrifice Dawntreader Elk: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Trample

When Ethereal Elk enters the battlefield, you may search your library and/or graveyard for a card named Vivien, Nature’s Avenger, reveal it, and put it into your hand. If you search your library this way, shuffle.

Whenever Fey Steed attacks, another target attacking creature you control gains indestructible until end of turn.

Whenever a creature or planeswalker you control becomes the target of a spell or ability an opponent controls, you may draw a card.

Whenever Gang of Elk becomes blocked, it gets +2/+2 until end of turn for each creature blocking it.

Vigilance

When Glimmerpoint Stag enters the battlefield, exile another target permanent. Return that card to the battlefield under its owner’s control at the beginning of the next end step.

{T}: Add {G}.

This spell can’t be countered.

Protection from blue and from black (This creature can’t be blocked, targeted, dealt damage, or enchanted by anything blue or black.)

Bestow {6}{W} (If you cast this card for its bestow cost, it’s an Aura spell with enchant creature. It becomes a creature again if it’s not attached to a creature.)

Whenever Heliod’s Emissary or enchanted creature attacks, tap target creature an opponent controls.

Enchanted creature gets +3/+3.

When Highland Game dies, you gain 2 life.

Companion — No card in your starting deck has more than one of the same mana symbol in its mana cost. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

{T}: Add {W}{U}{B}{R}{G}. This mana can’t be spent to pay generic mana costs.

Trample

Whenever Mirkwood Elk enters the battlefield or attacks, return target Elf card from your graveyard to your hand. You gain life equal to that card’s power.

Whenever an enchantment enters the battlefield under your control, tap target creature an opponent controls.

{3}{G}, {T}: You gain 4 life. Activate only if you control a Yanggu planeswalker.

Saddled Rimestag gets +2/+2 as long as you had another creature enter the battlefield under your control this turn.