Josh Horton's Deck

{1}, {T}, Sacrifice this artifact: Target creature you control explores. Activate only as a sorcery. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard.)

Treasure

{T}, Sacrifice this token: Add one mana of any color.

On an Adventure

After an Adventure resolves, you can place the exiled card here. You may cast the creature from exile.

Copy

(This token can be used to represent a token that's a copy of a permanent.)

Mutagen

{1}, {T}, Sacrifice this token: Put a +1/+1 counter on target creature. Activate only as a sorcery.

Plant

Spider

Octopus

Ixalan Checklist

(You can mark this card to represent a double-faced card in your library or hand.)
☐ Legion's Landing {W}
☐ Search for Azcanta {1}{U}
☐ Arguel's Blood Fast {1}{B}
☐ Vance's Blasting Cannons {3}{R}
☐ Growing Rites of Itlimoc {2}{G}
☐ Conqueror's Galleon {4}
☐ Dowsing Dagger {2}
☐ Primal Amulet {4}
☐ Thaumatic Compass {2}
☐ Treasure Map {2}

Undercity // The Initiative

You can't enter this dungeon unless you "venture into Undercity."
Secret Entrance — Search your library for a basic land card, reveal it, put it into your hand, then shuffle. (Leads to: Forge, Lost Well)
Forge — Put two +1/+1 counters on target creature. (Leads to: Trap!, Arena)
Lost Well — Scry 2. (Leads to: Arena, Stash)
Trap! — Target player loses 5 life. (Leads to: Archives)
Arena — Goad target creature. (Leads to: Archives, Catacombs)
Stash — Create a Treasure token. (Leads to: Catacombs)
Archives — Draw a card. (Leads to: Throne of the Dead Three)
Catacombs — Create a 4/1 black Skeleton creature token with menace. (Leads to: Throne of the Dead Three)
Throne of the Dead Three — Reveal the top ten cards of your library. Put a creature card from among them onto the battlefield with three +1/+1 counters on it. It gains hexproof until your next turn. Then shuffle.

Jackal, Genius Geneticist

Mana Spectrum

Card Types

Mana Curve