msem-instigator

Abandoned Battlefield enters tapped if you control another nonbasic land.
{T}: Add {U} or {B}.

Abandoned Cairn enters tapped if you control another nonbasic land.
{T}: Add {B} or {R}.

Abandoned Den enters tapped.
{T}: Add {B}.
{B}, {T}: Target player loses 1 life. Activate only as a sorcery and only if you control a black creature.

Abandoned Forge enters tapped if you control another nonbasic land.
{T}: Add {R} or {W}.

Abandoned Hideout enters tapped if you control another nonbasic land.
{T}: Add {U} or {R}.

Abandoned Laboratory enters tapped if you control another nonbasic land.
{T}: Add {W} or {B}.

Abandoned Meadow enters tapped if you control another nonbasic land.
{T}: Add {R} or {G}.

{T}: Add one mana of any color. If you control another nonbasic land, Abandoned Monument doesn't untap at the beginning of your next untap step.

Abandoned Preserve enters tapped if you control another nonbasic land.
{T}: Add {B} or {G}.

{T}: Add {C}.
{3}, {T}, Sacrifice Abandoned Sanctuary: Search your library for a land card with a basic land type and put it onto the battlefield tapped, then shuffle.

Abandoned Shores enters tapped if you control another nonbasic land.
{T}: Add {G} or {U}.

Abandoned Skyroad enters tapped if you control another nonbasic land.
{T}: Add {W} or {U}.

Abandoned Wilderness enters tapped if you control another nonbasic land.
{T}: Add {G} or {W}.

{T}, Pay 1 life, Sacrifice Abbey of Masquerades: Create a tapped Plains token, Island token, Swamp token, Mountain token, or Forest token.
Lifecycle {3} ({3}, Discard this card: Create two tapped 1/1 colorless Elemental creature tokens.)

Abyss Howler must be blocked if able.
Whenever Abyss Howler becomes blocked, defending player loses 2 life and you gain 2 life.

Abyssal Crypt enters tapped.
{T}: Add {U} or {B}.
{2}{U}{B}, {T}, Sacrifice Abyssal Crypt: Draw a card.

{T}: Add {C}.
{T}, Exile two cards from your graveyard: Add {B} or {R}.

Your starting life is 24.
{X}, Discard a card: Create a token that's a copy of a creature card with mana value X chosen at random. If X is 11 or greater, choose a creature with mana value X or greater instead. Activate only as a sorcery and only once each turn.

{T}, Sacrifice Adaptive Terrains: Search your library for a basic land card and put it onto the battlefield tapped, then shuffle.

({T}: Add {U}.)
Aerie's Pillar enters tapped.
Flying
{2}{U}{U}: Aerie's Pillar becomes a creature in addition to its other types until end of turn.

{T}, Sacrifice Aether Gateway: Create a tapped Plains token, Island token, Swamp token, Mountain token, or Forest token.

Menace, trample, indestructible
Whenever Aghavaan Unleashed deals combat damage to a player, that player gets that many poison counters.
At the beginning of your end step, sacrifice another creature or transform Aghavaan Unleashed.

{T}: Add {C}.
At the beginning of each end step, if you control five or more Snake creatures, transform Aghavaan's Wound.

{T}, Discard a card: Add {C}.
Whenever you discard one or more cards, you may pay {2}. If you do, draw a card.

{T}: Add {C}.
Tap three differently named untapped Academies you control: Put a +1/+1 counter on target permanent. Activate only as a sorcery.