Other Snake creatures you control get +2/+2.
Whenever a Snake you control deals combat damage to a player, you may draw a card.

As this land enters, you may reveal a Forest or Plains card from your hand. If you don't, this land enters tapped.
: Add or .

Prevent all combat damage that would be dealt this turn.

At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary. That token gains haste.
Equip

Flame Slash deals 4 damage to target creature.

When Annie Joins Up enters, it deals 5 damage to target creature or planeswalker an opponent controls.
If a triggered ability of a legendary creature you control triggers, that ability triggers an additional time.

Whenever an opponent draws a card, you may pay . If you do, draw a card.

Whenever this creature attacks or blocks, any player may exile a card from their graveyard. If a player does, this creature assigns no combat damage this turn.

Amass Orcs X, then Goblins and Orcs you control gain double strike and haste until end of turn. (To amass Orcs X, put X +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Flash
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Double strike
Other tapped creatures you control have hexproof.

Return up to three target land cards from your graveyard to your hand.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return this card from your graveyard to your hand.)

When Jill enters, return up to one other target nonland permanent to its owner's hand.
, : Exile Jill, then return it to the battlefield transformed under its owner's control. Activate only as a sorcery.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Flying
Other permanents you control have hexproof.
You may look at the top card of your library any time.
You may cast Angel spells and Human spells from the top of your library.

At the beginning of combat on your turn, you may move a counter from target creature you control onto a second target creature you control.
Cheer — Whenever one or more creatures you control with counters on them deal combat damage to a player, you may draw a card and proliferate. Do this only once each turn.

This land enters tapped unless you control two or more other lands.
: Add or .

, : Add for each Swamp you control.

Whenever a creature or enchantment you control enters this turn, draw a card.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

: Add .
: Add or . This land deals 1 damage to you.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
I — Each player gets three rad counters.
II — Create X 2/2 black Zombie Mutant creature tokens, where X is the total number of rad counters among players.
III — Put two +1/+1 counters on each creature you control that's a Zombie or Mutant.