Artifacts that make mana. They survive board wipes that kill your creatures, they fit any color identity, and the good ones pay for themselves within a turn or two.
93%Sol Ring Artifact{T}: Add {C}{C}.
92%Arcane Signet Artifact{T}: Add one mana of any color in your commander's color identity.
83%Fellwar Stone Artifact{T}: Add one mana of any color that a land an opponent controls could produce.
80%Talisman of Dominance Artifact{T}: Add {C}. {T}: Add {U} or {B}. This artifact deals 1 damage to you.
84%Dimir Signet Artifact{1}, {T}: Add {U}{B}.
85%Rakdos Signet Artifact{1}, {T}: Add {B}{R}.
86%Izzet Signet Artifact{1}, {T}: Add {U}{R}.
85%Orzhov Signet Artifact{1}, {T}: Add {W}{B}.$0.38
84%Azorius Signet Artifact{1}, {T}: Add {W}{U}.
84%Mox Opal Legendary ArtifactMetalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.$241.08
87%Mox Diamond ArtifactIf this artifact would enter, you may discard a land card instead. If you do, put this artifact onto the battlefield. If you don't
85%Boros Signet Artifact{1}, {T}: Add {R}{W}.$0.67
85%Gilded Lotus Artifact{T}: Add three mana of any one color.$0.41
80%Talisman of Curiosity Artifact{T}: Add {C}. {T}: Add {G} or {U}. This artifact deals 1 damage to you.$0.48
81%Talisman of Resilience Artifact{T}: Add {C}. {T}: Add {B} or {G}. This artifact deals 1 damage to you.$0.48
88%Simic Signet Artifact{1}, {T}: Add {G}{U}.$0.37
84%Grim Monolith ArtifactThis artifact doesn't untap during your untap step. {T}: Add {C}{C}{C}. {4}: Untap this artifact.$481.97
91%Golgari Signet Artifact{1}, {T}: Add {B}{G}.$0.32
80%Fire Diamond ArtifactThis artifact enters tapped. {T}: Add {R}.$0.40
90%Gruul Signet Artifact{1}, {T}: Add {R}{G}.$0.46
81%Talisman of Unity Artifact{T}: Add {C}. {T}: Add {G} or {W}. This artifact deals 1 damage to you.$3.27
86%Selesnya Signet Artifact{1}, {T}: Add {G}{W}.
80%Replicating Ring Snow Artifact{T}: Add one mana of any color. At the beginning of your upkeep, put a night counter on this artifact. Then if it has eight or mor$1.57
82%Relic of Sauron Artifact{T}: Add two mana in any combination of {U}, {B}, and/or {R}. {3}, {T}: Draw two cards, then discard a card.$9.52
86%Darksteel Ingot ArtifactIndestructible (Effects that say "destroy" don't destroy this artifact.) {T}: Add one mana of any color.$0.47
80%Coldsteel Heart Snow ArtifactThis artifact enters tapped. As this artifact enters, choose a color. {T}: Add one mana of the chosen color.$2.31
80%Carnelian Orb of Dragonkind Artifact{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.$0.36
80%Skyclave Relic ArtifactKicker {3} Indestructible When this artifact enters, if it was kicked, create two tapped tokens that are copies of this artifact. $1.43
80%Mox Jasper Legendary Artifact{T}: Add one mana of any color. Activate only if you control a Dragon.$10.84
87%Pentad Prism ArtifactSunburst (This artifact enters with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from $0.30
Prices and legality come from Scryfall. Every card here was scored by the same search that runs when you type a question.