The Reliable Guardian
The Reliable Guardian is a Quick-Play Spell, first released in 2002 in Magic Ruler. It has 8 printings across 5 sets (Common). The cheapest copy is MRL-E044 Common at $0.08; the most valuable is SRL-EN044 Common at $1.25. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.08 – $1.25
8 printings priced
Type
Quick-Play
ATK
0
DEF
0
Increase 1 monster's DEF by 700 points during the turn this card is activated.
Appears in 5 expansions
Printings (8)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Spell Ruler (Europe) | MRL-E044 | Common | $0.08 | |
| Magic Ruler | MRL-044 | Common | $0.14 | |
| Starter Deck: Joey | SDJ-033 | Common | $0.17 | |
| Dark Beginning 1 | DB1-EN028 | Common | $0.11 | |
| Starter Deck: Yugi Evolution | SYE-034 | Common | $0.08 | |
| Spell Ruler | SRL-044 | Common | $0.17 | |
| Spell Ruler (Worldwide English) | SRL-EN044 | Common | $1.25 | |
| Spell Ruler (25th Anniversary Edition) | SRL-EN044 | Common | $0.13 |
The Reliable Guardian: FAQ
How much is The Reliable Guardian worth?+
The Reliable Guardian currently sells for $0.08 – $1.25 on TCGPlayer, from $0.08 for MRL-E044 up to $1.25 for SRL-EN044. The exact value depends on the printing, rarity, edition and condition — scan the card with YuScan to see the price of your copy.
Which sets was The Reliable Guardian printed in?+
The Reliable Guardian appears in 5 sets: Magic Ruler, Starter Deck: Joey, Dark Beginning 1, Starter Deck: Yugi Evolution, Spell Ruler.
Is The Reliable Guardian legal in tournaments?+
On the current TCG Forbidden & Limited List, The Reliable Guardian is unlimited (3 copies).
What is the passcode of The Reliable Guardian?+
The 8-digit passcode printed on The Reliable Guardian is 16430187.
What is your collection worth?
YuScan identifies any Yu-Gi-Oh! card with your camera and tracks live prices per printing across five marketplaces — so a 1st Edition never gets averaged with an Unlimited.
