When you cast this spell, any player may pay half their life, rounded up. If a player does, counter Temporal Extortion.
Take an extra turn after this one.

At the beginning of your upkeep, you may return target enchantment card from your graveyard to the battlefield.
As long as you control five or more enchantments, each other non-Aura enchantment you control is a creature in addition to its other types and has base power and base toughness each equal to its mana value.

As this land enters, choose a creature type.
: Add .
: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.

When this creature enters, destroy target artifact or enchantment an opponent controls.

Protection from black and from red
Whenever another creature enters, you may gain 1 life.

, Pay 1 life: Add one mana of any color.

Whenever an artifact, creature, or enchantment enters, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

Zack Fair enters with a +1/+1 counter on it.
, Sacrifice Zack Fair: Target creature you control gains indestructible until end of turn. Put Zack Fair's counters on that creature and attach an Equipment that was attached to Zack Fair to that creature.

First strike
Dinosaur spells you cast have prowl . (You may cast a spell for its prowl cost if you dealt combat damage to a player this turn with a creature with any of its creature types.)

Equipped creature gets +2/+2 and has trample.
Whenever equipped creature deals combat damage to a player, choose a creature type. Create a Treasure token for each creature you control of that type.
Equip

Destroy all lands.

, Pay 2 life: Draw a card.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Whenever a player casts a white spell, you may pay . If you do, you gain 1 life.

Destroy all creatures. They can't be regenerated.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
, : Tap target artifact, creature, or land.

Enchant creature
All creatures able to block enchanted creature do so.

This artifact enters tapped.
, : Destroy all artifacts, creatures, and enchantments.

Flying (This creature can't be blocked except by creatures with flying or reach.)
When this creature enters, sacrifice it unless you sacrifice two Mountains.