Tezzeret the Seeker - [Foil] Shards of Alara (ALA)[+1]: Untap up to two target artifacts. [X]: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. [5]: Artifacts you control become artifact creatures with base power and toughness 5 5 until end of turn.

After 891 samurai died in a single battle on its grasses

You may cast spells from the top of your library by removing a counter from a creature you control in addition to paying their other costs

but I have to admire some of its innovations

{T}: Put a +1/+1 counter on this creature

"Long after the land has given up the last of its secrets

Extort (Whenever you cast a spell

the Waterveil

[−8]: Search your library for any number of Dragon creature cards

then sacrifice it unless you pay its upkeep cost for each age counter on it

Each red or green instant or sorcery spell you cast has conspire

And if there's a route worth taking

"To comprehend the full answer requires years of temporal study