msem-instigator

Flash
When Notorious Smuggler enters the battlefield, target opponent reveals their hand. Choose a nonland card revealed this way. Copy it. You may cast the copy this turn. (You still pay its costs, including color. Copies of permanents enter the battlefield as tokens.)

Noxious Garden enters the battlefield tapped.
As Noxious Garden enters the battlefield, choose a color other than black.
{T}: Add {B} or one mana of the chosen color.

Abilities of creatures you activate that aren't mana abilities cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.
{T}: Target creature gains haste until end of turn.

Trample
When Oakcudgel Giant enters the battlefield, you may destroy target artifact or enchantment.

When Oathkeeper's Verdict enters the battlefield, tap all creatures your opponents control.
Equipped creature gets +3/+3.
Equip {3}

As Ocean Monastery enters the battlefield, you may pay 2 life. If you don't, Ocean Monastery enters the battlefield tapped.
{T}, Sacrifice Ocean Monastery: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Flash
When Odaya Magistrate enters the battlefield, you may counter target noncreature spell.

Deception {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever a creature you control deals combat damage to an opponent, you may draw a card.

{T}: You may put a land card from your hand onto the battlefield.
{1}, {T}: Aetherize target land you control. (To aetherize, create a token that's a copy of it, then exile that token.)

Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)

Colorless creatures you control get +1/+1.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. Scry 2.

Target player mills seven cards.
Inscribe {3}{U}{B} ({3}{U}{B}: Exile this card from your hand inscribed on a creature you control. Whenever that creature attacks, its controller may cast a copy of the inscribed card without paying its mana cost. Inscribe only as a sorcery.)

When Opulent Proprietor enters the battlefield, you may search your library and/or graveyard for an Aura, Aurashaper, Equipment, or Vehicle card, reveal it, and put it into your hand. If you search your library this way, shuffle.

Each instant and sorcery card in your hand has cycling {2}. ({2}, Discard this card: Draw a card.)
At the beginning of your end step, if there are four or more instant and/or sorcery cards in your graveyard, you may pay {1}{U/R}. If you do, return an instant or sorcery card at random from your graveyard to your hand.

{T}, Discard a card: Draw a card.
{2}{R}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if you have four or more instant and/or sorcery cards in your graveyard.

Lifelink
At the beginning of your upkeep, Osgaerith Desecrator deals 1 damage to up to one target creature.

Exile target nontoken permanent you control, then return that card to the battlefield under its owner's control.

Deception {B} ({B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
When Oshiruko Operative enters the battlefield, target player loses 1 life.

When Oshiruko Purifier enters the battlefield, create a 2/2 colorless Spirit creature token.
Colorless creatures you control have lifelink.

Deception {2}{U} ({2}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
When Oshiruko Silencer enters the battlefield, return target creature to its owner's hand.

{T}: Look at the top card of your library. If it's a land card, you may reveal it and put it into your hand.
Crew 2 (Tap any number of creatures you control with total power 2 or greater: This Vehicle becomes an artifact creature until end of turn.)

({T}: Add {G}.)
Wanderlust — Otherworldly Forest enters the battlefield tapped unless you control four or more other differently named lands.
{1}, {T}: Add one mana of any color.

Reveal the top four cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.

({T}: Add {U}.)
Wanderlust — Otherworldly Island enters the battlefield tapped unless you control four or more other differently named lands.
{1}, {T}: Add one mana of any color.