Look at Me, I'm R&D
Enchantment
As this enchantment enters, choose a number and a second number one higher or one lower than the first number.
All instances of the first chosen number in the full text of each permanent, spell, and card in any zone are changed to the second chosen number.
Unsanctioned (UND)
• #9Rulings
Look at Me, I'm R&D applies to all numbers that appear on the card, including numbers in mana symbols, rules text, power, toughness, collector number, and art.
(wotc • 2020-02-29)
Note that you are changing numbers, not numerals within a number. Choosing 2 and 3 won't change 20 to 30 or ½ to ⅓.
(wotc • 2020-02-29)
If you choose 0 for the first number, you are allowed to choose -1 for the second. The same is true for ½ and -½.
(wotc • 2020-02-29)
You can choose a number with a fraction.
(wotc • 2020-02-29)
Rulings
Look at Me, I'm R&D applies to all numbers that appear on the card, including numbers in mana symbols, rules text, power, toughness, collector number, and art.
(wotc • 2020-02-29)
Note that you are changing numbers, not numerals within a number. Choosing 2 and 3 won't change 20 to 30 or ½ to ⅓.
(wotc • 2020-02-29)
If you choose 0 for the first number, you are allowed to choose -1 for the second. The same is true for ½ and -½.
(wotc • 2020-02-29)
You can choose a number with a fraction.
(wotc • 2020-02-29)