M:tG card similarity search
· Legendary Land
If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.
| Name | Mana | Type | Text |
|---|---|---|---|
| Indatha Crystal | 3 | Artifact | {T}: Add {W}, {B}, or {G}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Ketria Crystal | 3 | Artifact | {T}: Add {G}, {U}, or {R}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Raugrin Crystal | 3 | Artifact | {T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Savai Crystal | 3 | Artifact | {T}: Add {R}, {W}, or {B}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Zagoth Crystal | 3 | Artifact | {T}: Add {B}, {G}, or {U}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Astrolabe | 3 | Artifact | {1}, {T}, Sacrifice Astrolabe: Add two mana of any one color. Draw a card at the beginning of the next turn's upkeep. |
| Tangled Florahedron | 1G | Creature — Elemental | {T}: Add {G}. 1/1 |
| Forsaken Crossroads | Land | Forsaken Crossroads enters the battlefield tapped. As Forsaken Crossroads enters the battlefield, choose a color. When Forsaken Crossroads enters the battlefield, scry 1. If you weren't the starting player, you may untap Forsaken Crossroads instead. {T}: Add one mana of the chosen color. | |
| Leyline of Sanctity | 2WW | Enchantment | If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield. You have hexproof. (You can't be the target of spells or abilities your opponents control.) |
| Hall of Oracles | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color. {T}: Put a +1/+1 counter on target creature. Activate only as a sorcery and only if you've cast an instant or sorcery spell this turn. |