Trenzalore Clocktower (Extended Art) (Surge Foil) [Doctor Who] Coldsnap Promos {R}{W}: Cromat gets +1/+1 until

{R}{W}: Cromat gets +1/+1 until end of turn

though of separate ancestry

Set: Unlimited Edition Type: Enchantment — Aura Rarity: Rare Cost: {1}{G} Enchant creature

Set: Portal Type: Sorcery Rarity: Rare Cost: {R}{R} Take an extra turn after this one

therefore you aren't

Trenzalore Clocktower (Extended Art) (Surge Foil) [Doctor Who] Coldsnap Promos {R}{W}: Cromat gets +1/+1 untilSet: Doctor Who Type: Legendary Land Rarity: Rare {T}: Add {U}. Put a time counter on Trenzalore Clocktower. {1}{U}, {T}, Remove twelve time counters from Trenzalore Clocktower and exile it: Shuffle your graveyard and hand into your library, then draw seven cards. Activate only if you control a Time Lord.