Whenever an artifact you control enters, you may pay {1}. If you do, each opponent loses 1 life and you gain 1 life. {1}{B}, Sacrifice this enchantment: Destroy target creature. Activate only if you control two or more artifacts.
When this creature enters, you get {E}{E}{E}{E}. {T}, Pay {E}{E}: This creature deals 1 damage to target creature. {T}, Pay eight {E}: This creature deals 6 damage to target player or planeswalker.
[+1]: Exile the top card of your library. You may cast that card. If you don't, Chandra deals 2 damage to each opponent. [+1]: Add {R}{R}. [–3]: Chandra deals 4 damage to target creature. [–7]: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target."
First strike When this creature enters, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then this creature deals damage to that player equal to the total mana value of those cards.
Reveal cards from the top of your library until you reveal an artifact card. Put that card onto the battlefield and the rest on the bottom of your library in a random order. Madcap Experiment deals damage to you equal to the number of cards revealed this way.