ラクドスの地獄ドラゴン

{R}{R}：ラクドスの地獄ドラゴンはターン終了時まで飛行を得る。
{R}：ラクドスの地獄ドラゴンはターン終了時まで＋１/＋０の修整を受ける。
暴勇 ― ラクドスの地獄ドラゴンは、あなたの手札にカードが無いかぎり二段攻撃を持つ。

Rakdos Pit Dragon

{R}{R}: This creature gains flying until end of turn.
{R}: This creature gets +1/+0 until end of turn.
Hellbent — This creature has double strike as long as you have no cards in hand.

Ravnica Remastered

{R}{R}: Rakdos Pit Dragon gains flying until end of turn.
{R}: Rakdos Pit Dragon gets +1/+0 until end of turn.
Hellbent — Rakdos Pit Dragon has double strike as long as you have no cards in hand.

RNA Guild Kit

Duel Decks Anthology: Jace vs. Chandra

Duel Decks: Jace vs. Chandra

{R}{R}: Rakdos Pit Dragon gains flying until end of turn.
{R}: Rakdos Pit Dragon gets +1/+0 until end of turn.
Hellbent Rakdos Pit Dragon has double strike as long as you have no cards in hand.

Dissension

If Rakdos Pit Dragon loses double strike after first strike combat damage has been dealt, it won't deal damage during the normal combat damage step.