MTG Grixis Midrange Deck by guiyote

Whenever you attack, you may discard a card. When you do, put a +1/+1 counter on target attacking creature. It gains trample until end of turn. Whenever you discard one or more cards, exile the top card of your library. You may play that card until your next end step.

Whenever Lazav attacks, exile target card from a graveyard, then investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, you may have Lazav become a copy of a creature card exiled with it until end of turn.

When Honest Rutstein enters, return target creature card from your graveyard to your hand. Creature spells you cast cost {1} less to cast.

Whenever you commit a crime, you may pay {1}. If you do, look at the top two cards of your library. Put one of them into your hand and the other into your graveyard. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Deathtouch Whenever you draw a card, you gain 2 life. Whenever an opponent draws a card, they lose 2 life.

Flash When Ertai Resurrected enters, choose up to one — • Counter target spell, activated ability, or triggered ability. Its controller draws a card. • Destroy another target creature or planeswalker. Its controller draws a card.

{T}: Add one mana of any color. Tap an untapped legendary creature you control: Add one mana of any color.

When Tinybones Joins Up enters, any number of target players each discard a card. Whenever a legendary creature you control enters, any number of target players each mill a card and lose 1 life.

Destroy target creature with total power and toughness 5 or less.

Destroy target nonartifact creature.

({T}: Add {U}.)

({T}: Add {B}.)

({T}: Add {R}.)

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

This land enters tapped. {T}: Add {U} or {B}. {2}{U}{B}: Until end of turn, this land becomes a 4/4 blue and black Shark creature with deathtouch. It's still a land. Whenever this land attacks, target player mills four cards.

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

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

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

{T}: Add {C}. {T}: Add {B} or {R}. This land deals 1 damage to you.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a legendary spell. {T}: Add one mana of any color among legendary permanents you control. {3}, {T}, Exile this land: Target legendary creature gains hexproof and indestructible until end of turn.