History Teacher — Sagas you control have read ahead. (As a Saga enters, choose a chapter and start with that many lore counters. Skipped chapters don't trigger.)Doctor's companion (You can have two commanders if the other is the Doctor.)
Whenever The Rani enters or attacks, create a red Aura enchantment token named Mark of the Rani attached to another target creature. That token has enchant creature and "Enchanted creature gets +2/+2 and is goaded."Whenever a goaded creature deals combat damage to one of your opponents, investigate.
Negative — As long as K-9, Mark I is untapped, other legendary creatures you control have ward .Affirmative — , : Target legendary creature can't be blocked this turn.Doctor's companion (You can have two commanders if the other is the Doctor.)
When The Cyber-Controller enters, each opponent mills X cards. Put all creature cards milled this way onto the battlefield face down under your control. They're 2/2 Cyberman artifact creatures.Other artifact creatures you control get +1/+1.
I. AM. TALKING! — Whenever The Eleventh Doctor deals combat damage to a player, you may exile a card from your hand with a number of time counters on it equal to its mana value. If it doesn't have suspend, it gains suspend.: Target creature with power 3 or less can't be blocked this turn.
Make Them Pay — Whenever a nontoken artifact creature you control dies, you may exile it. If you do, choose an opponent with the most life among your opponents. That player faces a villainous choice — They lose 4 life, or you create a token that's a copy of that card.
Paradox — Whenever you cast a spell from anywhere other than your hand, Memory Worm deals 2 damage to target player. That player discards a card, then draws a card. Put a +1/+1 counter on Memory Worm.
Flying, trampleWhen RMS Titanic deals combat damage to a player, sacrifice it and create that many Treasure tokens.Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
MenaceMyriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)I, II — Investigate.III — Heaven Sent deals 1 damage to each opponent. Then if an opponent has 0 or less life, draw seven cards. Otherwise, exile Heaven Sent and you may cast it this turn.